What does the unit m/s^2 represent?
Velocity
What is the Universal Law of Gravitation equation?
F= G(m1m2) / r^2
What equation do you use to find power?
work/time
What is the SI unit for magnetic fields?
Tesla (T)
What type of wave is light?
Transverse wave
Would a tornado traveling North at 20 mph be considered speed, velocity,or acceleration?
Velocity
What is Newton’s third law of motion?
For every action there is an equal and opposite reaction.
What is the formula for Work?
(force)(distance)
Which circuit only provides one path for current to flow through?
Series
What type of wave is sound?
Longitudinal wave
Would a horse running 45 mph to win a race be considered speed, velocity, or acceleration?
Speed
What equation goes hand in hand with Newton’s second law?
F=ma
A force of 6N acts on a 3 kg object for 10 seconds. What is the object’s change in momentum?
60 Ns
What charge will occur to the neutral object when you bring a positively charged object near a neutral object?
The neutral object will become negatively charged.
A radio wave has a frequency of 5x10^9 Hz. What is the wavelength?
.06 cm
How much force must be applied to move a 55 kg ice skater to an acceleration of 12.5 m/s^2?
687.5 m/s^2
How much force is required to accelerate a 12 kg mass at 5 m/s^2?
60 N
What is the momentum of a 1,000 kg car moving east at 20 m/s.
20,000 kg*m/s, east
The electric force on a point charge of 5x10^-9 C at some point is 3.8x10^-3 N. What is the magnitude/size of the Electric field at this location?
760,000 N/C
A wave has a frequency of 10 Hz and a wavelength of 30 cm. What is the velocity?
3 m/s
What is 48 hours in seconds?
172,800 seconds
What force must act on a 50 kg mass to give it an acceleration of .30 m/s^2?
15 N
What are the three types of collisions?
Bouncing collisions, locking collisions, and explosions
A negative charge of -2.0x10^-4 C and a positive charge of 8x10^-4 C are separated by .30 m. What is the force between the two charges?
-16,000 N
How long would it take light to travel 500 km?
.0016 seconds